SYMBOLCOMMON_NAMEaka. SYNONYMS
win.toxiceye (Back to overview)

ToxicEye


ToxicEye is a ransomware that spreads through phishing emails. The malware encrypts system files with AES-256 and demands a ransom in Bitcoin.

References
2025-02-23Github (albertzsigovits)Albert Zsigovits
ToxicEye RAT config extraction and YARA signatures
ToxicEye
2022-02-12BollyinsideJames Hogan
How RAT Malware Is Using Telegram to Evade Detection
ToxicEye
2021-04-22Check PointOmer Hofman
Turning Telegram toxic: ‘ToxicEye’ RAT is the latest to use Telegram for command & control
ToxicEye
Yara Rules
[TLP:WHITE] win_toxiceye_w0 (20250225 | No description)
rule win_toxiceye_w0 {
    meta:
        author = "albertzsigovits"
        sha256 = "2e53a6710f04dd84cfd3ac1874a2a61e690568405f192e7cbf8a4df12da334c4"
        reference = "https://github.com/albertzsigovits/malware-cfg/tree/main/ToxicEyeRAT"
        reference = "https://bazaar.abuse.ch/browse/signature/toxiceye/"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.toxiceye"
        malpedia_rule_date = "20250225"
        malpedia_hash = ""
        malpedia_version = "20250225"
        malpedia_license = "CC BY-SA 4.0"
        malpedia_sharing = "TLP:WHITE"
    strings:
        $str01 = "ToxicEye" wide
        $str02 = "Coded by LimerBoy, attationin, Apasniy Suren" wide
        $str03 = "Do not spread among people, this was developed against mamonts only!" wide
        $str04 = "Preparing blue screen of death..." wide
        $str05 = "Warning! System will be destroyed! Run command /OverwriteBootSector_CONFIRM to continue." wide
        $str06 = "Trying overwrite boot sector..." wide
        $str07 = "Found blocked process" wide
        $str08 = "This is some text in the file." wide
        $str09 = "Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\System" wide
        $str10 = "DisableTaskMgr" wide
        $str11 = "\\root\\SecurityCenter2" wide
        $str12 = "Select * from AntivirusProduct" wide
        $str13 = "Starting autostealer..." wide
        $str14 = "Stopping autostealer..." wide
        $str15 = "autosteal.lock" wide
        $str16 = ".crypted" wide
        $str17 = "STEALER:" wide

        $status01 = "[!] Failed load libraries, not connected to internet!" wide
        $status02 = "[!] Stopping command listener thread" wide
        $status03 = "[!] Retrying connect to api.telegram.org" wide
        $status04 = "[!] Retrying connect to internet..." wide
        $status05 = "[!] Shutdown signal received.." wide
        $status06 = "[+] Process checker started" wide
        $status07 = "[+] Restarting command listener thread" wide
        $status08 = "[+] Set process critical" wide
        $status09 = "[+] Set process not critical" wide
        $status10 = "[+] Hiding console window" wide
        $status11 = "[+] Copying to system..." wide
        $status12 = "[+] Uninstalling from system..." wide
        $status13 = "[+] Installing to autorun..." wide
        $status14 = "[+] Uninstalling from autorun..." wide
        $status15 = "[+] Clipper is starting..." wide
        $status16 = "[?] Already running 1 copy of the program" wide
        $status17 = "[?] Sleeping {0}" wide
        $status18 = "[~] Trying elevate previleges to administrator..." wide

        $cnc01 = "https://api.mylnikov.org/geolocation/wifi?bssid" wide
        $cnc02 = "http://ip-api.com/json/" wide
        $cnc03 = "https://api.telegram.org/" wide
        $cnc04 = "https://api.telegram.org/file/" wide

        $txt01 = "keylogs.txt" wide
        $txt02 = "MyTest.txt" wide
        $txt03 = "bookmarks.txt" wide
        $txt04 = "cookies.txt" wide
        $txt05 = "credit_cards.txt" wide
        $txt06 = "filezilla.txt" wide
        $txt07 = "history.txt" wide
        $txt08 = "passwords.txt" wide

        $zip01 = "desktop.zip" wide
        $zip02 = "steam.zip" wide
        $zip03 = "audio.zip" wide
        $zip04 = "fmedia.zip" wide

        $debug01 = "Trying to kill Defender..." wide
        $debug02 = "Uninstalling malware from device..." wide
        $debug03 = "Preparing ForkBomb..." wide
        $debug04 = "Preparing blue screen of death..." wide
        $debug05 = "Trying overwrite boot sector..." wide
        $debug06 = "Starting autostealer..." wide
        $debug07 = "Stopping autostealer..." wide
        $debug08 = "Archiving desktop files..." wide
        $debug09 = "Telegram session found by process. Please wait..." wide
        $debug10 = "Telegram session found in default path. Please wait..." wide
        $debug11 = "Uploading file..." wide
        $debug12 = "Uploading directory..." wide
        $debug13 = "Downloading CommandCam..." wide
        $debug14 = "Downloading FMedia..." wide
        $debug15 = "Please wait..." wide
        $debug16 = "Target turns off the power on the device..." wide

        $exfil01 = "[BOOKMARKS]" wide
        $exfil02 = "[COOKIES]" wide
        $exfil03 = "[CREDIT CARDS]" wide
        $exfil04 = "[FILEZILLA SERVERS]" wide
        $exfil05 = "[HISTORY]" wide
        $exfil06 = "[PASSWORDS]" wide

    condition:
        10 of ($str*)
        or 10 of ($status*)
        or all of ($cnc*)
        or 7 of ($txt*)
        or all of ($zip*)
        or 10 of ($debug*)
        or all of ($exfil*)
        or ( 1 of ($str*) and 1 of ($status*) and 1 of ($cnc*) and 1 of ($txt*) and 1 of ($zip*) and 1 of ($debug*) and 1 of ($exfil*) )
}
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